- A short history of bandwidth usage, as produced in the server
descriptors.
+__DataDirectory__**/sr-state**::
+ Authority only. State file used to record information about the current
+ status of the shared-random-value voting state.
+
+__DataDirectory__**/diff-cache**::
+ Directory cache only. Holds older consensuses, and diffs from older
+ consensuses to the most recent consensus of each type, compressed
+ in various ways. Each file contains a set of key-value arguments
+ decribing its contents, followed by a single NUL byte, followed by the
+ main file contents.
+
__DataDirectory__**/bw_accounting**::
Used to track bandwidth accounting values (when the current period starts
and ends; how much has been read and written so far this period). This file